Acoustic building elements



FIG. 1 is a perspective view of a first embodiment of an acoustic building element showing my new design;

FIG. 2 is a front view of the acoustic building element of FIG. 1, the rear view being the mirror image thereof;

FIG. 3 is an end view of the acoustic building element of FIG. 1 taken from the right side;

FIG. 4 is an end view of the acoustic building element of FIG. 1 taken from the left side;

FIG. 5 is a perspective view of a second embodiment of an acoustic building element showing my new design;

FIG. 6 is a front view of the acoustic building element of FIG. 5, the rear view being the mirror image thereof;

FIG. 7 is an end view of the acoustic building element of FIG. 5 taken from the right side;

FIG. 8 is an end view of the acoustic building element of FIG. 5 taken from the left side;

FIG. 9 is a perspective view of a third embodiment of an acoustic building element showing my new design;

FIG. 10 is a front view of the acoustic building element of FIG. 9, the rear view being the mirror image thereof;

FIG. 11 is an end view of he acoustic building element of FIG. 9 taken from the right side;

FIG. 12 is an end view of the acoustic building element of FIG. 9 taken from the left side; and,

FIG. 13 is a top view of the first embodiment of an acoustic building element shown in FIG. 1, the top views of the second embodiment shown in FIG. 5 and the third embodiment shown in FIG. 9 being identical thereto.

No drawing figures showing a bottom view are provided, as the bottoms of the acoustic building elements are flat and include no surface ornamentation. 

CLAIM The ornamental design for an acoustic building element, as shown and described. 